Fix Trending Tags pending review having an unstable sort order (#31473)

Co-authored-by: Claire <claire.github-309c@sitedethib.com>

app/models/trends/tag_filter.rb

@@ -14,7 +14,7 @@ class Trends::TagFilter
 
   def results
     scope = if params[:status] == 'pending_review'
-              Tag.unscoped
+              Tag.unscoped.order(id: :desc)
             else
               trending_scope
             end